.process-design {    &__header {        padding: 12px;        border-bottom: 1px solid #ddd;        .left {            .ant-input {                border-radius: 0;                border-bottom: 1px solid transparent;                padding-left: 0;                &:hover, &:focus {                    border-bottom: 1px solid #ccc;                }            }        }        .right {            .ant-btn {                &:not(:last-child) {                    margin-right: 12px;                }            }        }    }}